@tailwind base;
@tailwind components;
@tailwind utilities;

/* 导入Google字体: Roboto和Open Sans */
@import url('https://fonts.googleapis.com/css2?family=Roboto:wght@300;400;500;700&family=Open+Sans:wght@300;400;600;700&display=swap');

body {
  font-family: 'Roboto', 'Open Sans', Arial, Helvetica, sans-serif;
}

@layer utilities {
  .text-balance {
    text-wrap: balance;
  }
}

/* 动画和过渡效果 */
@layer utilities {
  .animate-fade-in {
    animation: fadeIn 0.3s ease-in-out;
  }
  
  .animate-slide-up {
    animation: slideUp 0.4s ease-out;
  }
  
  .animate-scale {
    animation: scale 0.3s ease-in-out;
  }
  
  .animate-pulse-soft {
    animation: pulseSoft 2s infinite ease-in-out;
  }
  
  .hover-scale {
    transition: transform 0.2s ease;
  }
  
  .hover-scale:hover {
    transform: scale(1.03);
  }
  
  .hover-brightness {
    transition: filter 0.2s ease;
  }
  
  .hover-brightness:hover {
    filter: brightness(1.1);
  }
  
  .scroll-top-btn {
    @apply fixed bottom-6 right-6 z-50 bg-gradient-to-tr from-blue-600 to-blue-500 hover:from-blue-700 hover:to-blue-600 text-white rounded-full p-3 shadow-lg transition-all duration-300 animate-fade-in hover:scale-110;
    box-shadow: 0 0 15px rgba(59, 130, 246, 0.3);
    animation: fadeIn 0.3s ease-in-out, pulseSoft 2s infinite ease-in-out;
  }
  
  .glass-card {
    @apply bg-[#1e2126]/70 backdrop-blur-sm border border-gray-800/40 shadow-lg;
  }
  
  .gradient-btn {
    @apply bg-gradient-to-r from-blue-600 to-blue-500 hover:from-blue-700 hover:to-blue-600 text-white shadow-md hover:shadow-lg transition-all duration-200;
  }
}

@keyframes fadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

@keyframes slideUp {
  from { transform: translateY(10px); opacity: 0; }
  to { transform: translateY(0); opacity: 1; }
}

@keyframes scale {
  from { transform: scale(0.95); }
  to { transform: scale(1); }
}

@keyframes pulseSoft {
  0% { box-shadow: 0 0 8px rgba(59, 130, 246, 0.3); }
  50% { box-shadow: 0 0 15px rgba(59, 130, 246, 0.5); }
  100% { box-shadow: 0 0 8px rgba(59, 130, 246, 0.3); }
}

/* 响应式字体大小 */
html {
  font-size: 16px;
}

@media (max-width: 768px) {
  html {
    font-size: 14px;
  }
}

@media (max-width: 480px) {
  html {
    font-size: 12px;
  }
}

@layer base {
  :root {
    --background: 0 0% 100%;
    --foreground: 0 0% 3.9%;
    --card: 0 0% 100%;
    --card-foreground: 0 0% 3.9%;
    --popover: 0 0% 100%;
    --popover-foreground: 0 0% 3.9%;
    --primary: 0 0% 9%;
    --primary-foreground: 0 0% 98%;
    --secondary: 0 0% 96.1%;
    --secondary-foreground: 0 0% 9%;
    --muted: 0 0% 96.1%;
    --muted-foreground: 0 0% 45.1%;
    --accent: 0 0% 96.1%;
    --accent-foreground: 0 0% 9%;
    --destructive: 0 84.2% 60.2%;
    --destructive-foreground: 0 0% 98%;
    --border: 0 0% 89.8%;
    --input: 0 0% 89.8%;
    --ring: 0 0% 3.9%;
    --chart-1: 12 76% 61%;
    --chart-2: 173 58% 39%;
    --chart-3: 197 37% 24%;
    --chart-4: 43 74% 66%;
    --chart-5: 27 87% 67%;
    --radius: 0.5rem;
    --sidebar-background: 0 0% 98%;
    --sidebar-foreground: 240 5.3% 26.1%;
    --sidebar-primary: 240 5.9% 10%;
    --sidebar-primary-foreground: 0 0% 98%;
    --sidebar-accent: 240 4.8% 95.9%;
    --sidebar-accent-foreground: 240 5.9% 10%;
    --sidebar-border: 220 13% 91%;
    --sidebar-ring: 217.2 91.2% 59.8%;
  }
  .dark {
    --background: 0 0% 3.9%;
    --foreground: 0 0% 98%;
    --card: 0 0% 3.9%;
    --card-foreground: 0 0% 98%;
    --popover: 0 0% 3.9%;
    --popover-foreground: 0 0% 98%;
    --primary: 0 0% 98%;
    --primary-foreground: 0 0% 9%;
    --secondary: 0 0% 14.9%;
    --secondary-foreground: 0 0% 98%;
    --muted: 0 0% 14.9%;
    --muted-foreground: 0 0% 63.9%;
    --accent: 0 0% 14.9%;
    --accent-foreground: 0 0% 98%;
    --destructive: 0 62.8% 30.6%;
    --destructive-foreground: 0 0% 98%;
    --border: 0 0% 14.9%;
    --input: 0 0% 14.9%;
    --ring: 0 0% 83.1%;
    --chart-1: 220 70% 50%;
    --chart-2: 160 60% 45%;
    --chart-3: 30 80% 55%;
    --chart-4: 280 65% 60%;
    --chart-5: 340 75% 55%;
    --sidebar-background: 240 5.9% 10%;
    --sidebar-foreground: 240 4.8% 95.9%;
    --sidebar-primary: 224.3 76.3% 48%;
    --sidebar-primary-foreground: 0 0% 100%;
    --sidebar-accent: 240 3.7% 15.9%;
    --sidebar-accent-foreground: 240 4.8% 95.9%;
    --sidebar-border: 240 3.7% 15.9%;
    --sidebar-ring: 217.2 91.2% 59.8%;
  }
}

@layer base {
  * {
    @apply border-border;
  }
  body {
    @apply bg-background text-foreground;
  }
}
